Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/thumbnails/thumbnail_service_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/thumbnails/thumbnail_service_impl.h"
 
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/history/top_sites_impl.h"
 #include "chrome/test/base/testing_profile.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 42 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(MockTopSites);
 };
 
 // A mock version of TestingProfile holds MockTopSites.
 class MockProfile : public TestingProfile {
  public:
   MockProfile() : mock_top_sites_(new MockTopSites(this)) {
   }
 
   virtual history::TopSites* GetTopSites() OVERRIDE {
-    return mock_top_sites_;
+    return mock_top_sites_.get();
   }
 
   void AddKnownURL(const GURL& url, const ThumbnailScore& score) {
     mock_top_sites_->AddKnownURL(url, score);
   }
 
  private:
   scoped_refptr<MockTopSites> mock_top_sites_;
 
   DISALLOW_COPY_AND_ASSIGN(MockProfile);
@@ skipping 40 matching lines @@
   good_score.at_top = true;
   good_score.good_clipping = true;
   good_score.boring_score = 0.0;
   good_score.load_completed = true;
   profile.AddKnownURL(kGoodURL, good_score);
 
   // Should be false, as the existing thumbnail is good enough (i.e. don't
   // need to replace the existing thumbnail which is new and good).
   EXPECT_FALSE(thumbnail_service->ShouldAcquirePageThumbnail(kGoodURL));
 }